feat: sap-cli skill v2.1.0 — self-contained distributable package

- assets/: sap-cli source (v2.1.0, 26 commands, 16 object types)
- references/: tool constraints + error handling (self-contained)
- scripts/setup.py: one-click install/config/verify
- SKILL.md: full command reference + dual-platform install guide
- VERSION: 2.1.0

Built from D:/Codespace/sap-cli via scripts/pack_skill.py

assets/sapcli/commands/__init__.py

@@ -0,0 +1,83 @@
+"""sapcli 命令模块包。
+
+将原 commands.py 按功能拆分为多个子模块，保持统一的导出接口。
+"""
+from sapcli.commands.crud import (
+    cmd_create,
+    cmd_delete,
+    cmd_download,
+    cmd_info,
+    cmd_sync,
+)
+from sapcli.commands.batch import (
+    cmd_init,
+    cmd_refresh,
+    cmd_sync_all,
+)
+from sapcli.commands.config_cmd import (
+    cmd_config,
+)
+from sapcli.commands.search import (
+    cmd_list,
+    cmd_whereused,
+    cmd_search,
+)
+from sapcli.commands.transport import (
+    cmd_transport,
+)
+from sapcli.commands.quality import (
+    cmd_check,
+    cmd_format,
+)
+from sapcli.commands.diff_cmd import (
+    cmd_diff,
+)
+from sapcli.commands.package_cmd import (
+    cmd_package,
+)
+from sapcli.commands.cds import (
+    cmd_cds,
+)
+from sapcli.commands.analyze import (
+    cmd_analyze,
+)
+from sapcli.commands.scaffold import (
+    cmd_scaffold,
+)
+from sapcli.commands.ddl_query import (
+    cmd_show_table,
+    cmd_read_table,
+)
+from sapcli.commands.program_run import (
+    cmd_run_program,
+)
+from sapcli.commands.activate import (
+    cmd_activate,
+)
+
+__all__ = [
+    "cmd_create",
+    "cmd_delete",
+    "cmd_download",
+    "cmd_info",
+    "cmd_init",
+    "cmd_refresh",
+    "cmd_sync",
+    "cmd_sync_all",
+    "cmd_config",
+    "cmd_list",
+    "cmd_whereused",
+    "cmd_search",
+    "cmd_transport",
+    "cmd_check",
+    "cmd_format",
+    "cmd_diff",
+    "cmd_package",
+    "cmd_cds",
+    "cmd_analyze",
+    "cmd_scaffold",
+    "cmd_show_table",
+    "cmd_read_table",
+    "cmd_run_program",
+    "cmd_activate",
+]